Subversion Repositories HelenOS

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Ignore whitespace Rev 1874 → Rev 1875

/trunk/kernel/genarch/src/fb/fb.c
60,12 → 60,16
static unsigned int scanline = 0;
static unsigned int bitspp = 0;
static unsigned int pixelbytes = 0;
#ifdef FB_INVERT_COLORS
static bool invert_colors = true;
#else
static bool invert_colors = false;
#endif
 
static unsigned int position = 0;
static unsigned int columns = 0;
static unsigned int rows = 0;
 
 
#define COL_WIDTH 8
#define ROW_BYTES (scanline * FONT_SCANLINES)
 
85,6 → 89,11
static void (*rgb2scr)(void *, int);
static int (*scr2rgb)(void *);
 
static inline int COLOR(int color)
{
return invert_colors ? ~color : color;
}
 
/* Conversion routines between different color representations */
static void rgb_4byte(void *dst, int rgb)
{
159,11 → 168,11
 
static void putpixel(unsigned int x, unsigned int y, int color)
{
(*rgb2scr)(&fbaddress[POINTPOS(x,y)],color);
(*rgb2scr)(&fbaddress[POINTPOS(x,y)], COLOR(color));
 
if (dbbuffer) {
int dline = (y + dboffset) % yres;
(*rgb2scr)(&dbbuffer[POINTPOS(x,dline)],color);
(*rgb2scr)(&dbbuffer[POINTPOS(x,dline)], COLOR(color));
}
}
 
172,9 → 181,9
{
if (dbbuffer) {
int dline = (y + dboffset) % yres;
return (*scr2rgb)(&dbbuffer[POINTPOS(x,dline)]);
return COLOR((*scr2rgb)(&dbbuffer[POINTPOS(x,dline)]));
}
return (*scr2rgb)(&fbaddress[POINTPOS(x,y)]);
return COLOR((*scr2rgb)(&fbaddress[POINTPOS(x,y)]));
}
 
 
274,7 → 283,7
byte = helenos_bits[rowbytes * y + x / 8];
byte >>= x % 8;
if (byte & 1)
putpixel(startx + x, starty + y, LOGOCOLOR);
putpixel(startx + x, starty + y, COLOR(LOGOCOLOR));
}
}
 
397,6 → 406,7
sysinfo_set_item_val("fb.bpp-align", NULL, align);
sysinfo_set_item_val("fb.scanline", NULL, scan);
sysinfo_set_item_val("fb.address.physical", NULL, addr);
sysinfo_set_item_val("fb.invert-colors", NULL, invert_colors);
 
/* Allocate double buffer */
int totsize = scanline * yres;
416,9 → 426,11
blankline = (uint8_t *) malloc(ROW_BYTES, FRAME_ATOMIC);
if (!blankline)
panic("Failed to allocate blank line for framebuffer.");
for (y=0; y < FONT_SCANLINES; y++)
for (x=0; x < xres; x++)
(*rgb2scr)(&blankline[POINTPOS(x,y)],BGCOLOR);
for (y=0; y < FONT_SCANLINES; y++) {
for (x=0; x < xres; x++) {
(*rgb2scr)(&blankline[POINTPOS(x,y)], COLOR(BGCOLOR));
}
}
 
clear_screen();